WO2024005386A1

WO2024005386A1 - Inhaler

Info

Publication number: WO2024005386A1
Application number: PCT/KR2023/007487
Authority: WO
Inventors: 김태헌; 김재현; 이미정; 정민석; 정용미; 정은미; 정태영; 한승규
Original assignee: 주식회사 케이티앤지
Priority date: 2022-07-01
Filing date: 2023-06-01
Publication date: 2024-01-04
Also published as: CN117769447A; EP4321195A1; KR20240003481A

Abstract

An inhaler according to an embodiment comprises: a housing provided with one surface, the opposite surface facing the one surface, and a plurality of side surfaces connecting the one surface and the opposite surface; a canister that is mounted inside the housing so as to be replaceable and accommodates an inhalable composition; a reservoir that is connected to the canister and stores the inhalable composition supplied from the canister; a relief valve that is installed in the reservoir and operates to open and close off the reservoir with respect to the outside; and a cover, one side of which is rotatably coupled to the housing and the other side of which is detachably coupled to a location corresponding to the bottom surface of the canister. The cover can be opened to remove the canister from the housing after opening the relief valve.

Description

Inhaler

Inhaler begins.

In general, an inhaler is a device used to inhale a composition such as a drug as a liquid or gas through the oral or nasal cavity during the inhalation process. This inhaler is provided with a container containing an inhalable composition, and the composition can be inhaled by the user by being sprayed from the container through a thin pipe and finally into the oral cavity or nasal cavity through an inhalation port.

The above-mentioned background technology is possessed or acquired by the inventor in the process of deriving the disclosure of the present application, and cannot necessarily be said to be known technology disclosed to the general public before the present application.

Prior art literature: Republic of Korea Patent Publication No. 10-2021229 (announced on September 11, 2019)

The purpose of one embodiment is to apply a double locking device to eliminate the problem of the canister cover being easily opened and the canister mounted inside being discharged to the outside, and to operate the relief valve when replacing the canister to discharge the remaining media inside the reservoir. It provides an inhaler with applied.

The problems to be solved in the embodiments are not limited to the problems mentioned above, and other problems not mentioned will be clearly understood by those skilled in the art from the description below.

An inhaler according to an embodiment for achieving the above object includes a housing having one side, another side opposite the one side, and a plurality of side surfaces connecting the one side and the other side; a canister replaceably mounted within the housing and containing an inhalable composition; a reservoir connected to the canister to store the inhalable composition from the canister; a relief valve installed in the reservoir and operating to open and close the reservoir to the outside; and a cover on one side of which is rotatably coupled to the housing and on the other side of which is detachably coupled to a position corresponding to the bottom surface of the canister, wherein the cover allows the canister to be removed from the housing after the relief valve is opened. can be opened.

According to one side, it further includes a cover lock disposed adjacent to one side of the cover, wherein the cover lock can slide to a first position to limit rotation of the cover or a second position to allow rotation of the cover. there is.

According to one side, the device further includes a relief bar whose one end is coupled to the relief valve and whose other end extends toward the cover lock, and the relief bar may be located between the cover and the cover lock.

According to one side, the cover lock includes a first locking member capable of sliding on the other side of the housing; and a second locking member extending from the first locking member toward one surface of the housing, wherein when the first locking member moves to the second position, the relief bar may be moved toward one surface of the housing.

According to one side, the second locking member includes an inclined surface whose height decreases toward the other end of the relief bar, and when the first locking member moves to the second position, the inclined surface moves the other end of the relief bar to the housing. It can be moved towards one side of .

The relief bar may open the relief valve when moved toward one surface of the housing and close the relief valve when returned to its original position.

According to the inhaler according to one embodiment, the canister cover is easily opened by applying a double locking device to eliminate the problem of the canister mounted inside being fired to the outside, and when the canister is replaced, the relief valve is operated to remove medium residue inside the reservoir. It has a discharging effect.

The effects of the inhaler according to one embodiment are not limited to those mentioned above, and other effects not mentioned will be clearly understood by those skilled in the art from the description below.

Figure 1 is a perspective view of an inhaler according to an embodiment.

Figure 2 is a cross-sectional view of an inhaler according to one embodiment.

Figure 3 shows a cover and cover lock of an inhaler according to one embodiment.

4 shows an inhaler according to one embodiment with the cover lock in the first position.

Figure 5 shows an inhaler according to one embodiment with the cover lock in the second position.

The following drawings attached to this specification illustrate a preferred embodiment of the present invention, and serve to further understand the technical idea of the present invention along with the detailed description of the invention, so the present invention is limited to the matters described in such drawings. It should not be interpreted in a limited way.

Hereinafter, embodiments will be described in detail through exemplary drawings. When adding reference numerals to components in each drawing, it should be noted that identical components are given the same reference numerals as much as possible even if they are shown in different drawings. Additionally, when describing an embodiment, if a detailed description of a related known configuration or function is judged to impede understanding of the embodiment, the detailed description will be omitted.

Additionally, in describing the components of the embodiment, terms such as first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, sequence, or order of the component is not limited by the term. When a component is described as being "connected," "coupled," or "connected" to another component, that component may be directly connected or connected to that other component, but there is no need for another component between each component. It should be understood that may be “connected,” “combined,” or “connected.”

Components included in one embodiment and components including common functions will be described using the same names in other embodiments. Unless stated to the contrary, the description given in one embodiment may be applied to other embodiments, and detailed description will be omitted to the extent of overlap.

Figure 1 is a perspective view of the inhaler 10 according to one embodiment.

Figure 2 is a cross-sectional view of the inhaler 10 according to one embodiment.

Figure 3 shows a cover 500 and a cover lock 600 of the inhaler 10 according to one embodiment.

4 shows the inhaler 10 according to one embodiment with the cover lock 600 in the first position.

5 shows the inhaler 10 according to one embodiment with the cover lock 600 in the second position.

Referring to FIG. 1, the inhaler 10 according to one embodiment includes a housing 101, a mouthpiece 102, a reservoir 103, a canister 200, and a lever 300.

The housing 101 may include a first surface formed on one side, a second surface opposing the first surface, and a plurality of side surfaces connecting the first surface and the second surface. The first surface of the housing 101 may be, for example, a surface located at the top of the housing 101, and the second surface may be, for example, a bottom surface of the housing 101.

Mouthpiece 102 may be placed on the first side of the housing 101. The user may inhale the inhalable composition contained in the inhaler 10 through the mouthpiece 102. At this time, the user can inhale the composition in the form of, for example, an aerosol, or in the form of powder, etc. Hereinafter, the inhaler 10 according to one embodiment will be described using the inhaler 10 that sprays an inhalable composition in the form of an aerosol as an example.

1 and 2, the reservoir 103 may be disposed inside the housing 101. One side of the canister 200 is connected to the reservoir 103, so that the inhalable composition contained in the canister 200 can be moved and stored in the reservoir 103. In addition, the inhalable composition stored in the reservoir 103 is discharged through the mouthpiece 102 in the form of an aerosol as the user applies suction force through the mouthpiece 102, so the inhalable composition stored in the reservoir 103 The composition may be consumed gradually.

The canister 200 may be mounted inside the housing 101. At this time, the canister 200 may be replaceably mounted inside the housing 101. Additionally, the canister 200 may contain an inhalable composition therein. The composition of the canister 200 may be filled in a certain amount inside the reservoir 103.

Additionally, the inhaler 10 according to one embodiment may be provided with a cover 500 and a cover lock 600 to prevent the canister 200 mounted on the housing 101 from being separated.

The cover 500 and the cover lock 600 will be described in more detail below with reference to FIGS. 3 to 5.

Referring again to FIGS. 1 and 2 , lever 300 may be pressed by a user to fill composition contained in canister 200 into reservoir 103 . The lever 300 may form one side of the housing 101 and may be located adjacent to the second side. When the user presses the lever 300, the lever 300 pushes up the bottom surface of the canister 200 so that the nozzle 220 of the canister 200 communicates with the reservoir 103, and the composition is sprayed through the nozzle 220. It can be moved from the canister 200 to the storage 103.

Hereinafter, the direction from one side of the housing 101 where the lever 300 is located toward the canister 200 is defined as the first direction, and the direction from the second side of the housing 101 toward the first side is defined as the first direction. It is defined in two directions.

Meanwhile, a relief valve 700 may be installed in the reservoir 103, and a relief vent hole 400 may be provided on the first side of the housing 101. This relief valve 700 is linked to the lever 300 through the relief bar 800 and the relief bar moving protrusion 320, and before the lever 300 pushes up the canister 200, the relief valve 700 operates to open first, allowing residual gas in the reservoir 103 to be discharged in advance before filling the reservoir 103 with the inhalable composition.

Additionally, the inhaler 10 according to one embodiment allows the user to visually check the remaining amount of the composition stored in the storage 103 through a display window (not shown) provided in the housing 101. In addition, the inhaler 10 according to one embodiment includes a counter (not shown) that counts the number of charges in connection with the up and down movement of the canister 200 when the reservoir 103 is charged, and the remaining amount of composition in the canister 200. A display window (not shown) may be provided. The composition stored in the reservoir 103 is sprayed in the form of an aerosol when the user applies suction force to the mouthpiece 102. At this time, the inhale interlocking valve 105, which opens and closes the reservoir 103, operates by the suction force, and the inhale interlocking valve 105 opens and closes the reservoir 103. The opening and closing operation of the interlocking valve 105 may be controlled by the piston 106.

As described above, the inhaler 10 according to one embodiment is equipped with a replaceable canister 200, so that when the inhalable composition in the canister 200 is exhausted, the user replaces the existing canister 200 with a new canister ( 200). To this end, the cover 500 of the canister 200 is opened. When the cover 500 is opened with the inhalable composition remaining in the reservoir 103, the composition is sprayed from the injection port 220 of the canister 200. The canister 200 can be pushed out with strong force. At this time, a problem may occur in which the canister 200 is fired and the composition wets the user's hands. To solve this problem, the inhaler 10 according to one embodiment may be equipped with a cover lock 600 as a double locking device.

Referring to FIG. 3, the cover lock 600 of the inhaler 10 according to one embodiment may be located on the second surface of the housing 101. The cover lock 600 is provided to be slideable and can be moved to the position shown in FIG. 3(a) or FIG. 3(b) by the user.

For example, Figure 3(a) shows the cover lock 600 positioned in the first position. In the first position, the cover lock 600 rotates the cover 500 so that the cover 500 is not opened. can be imprisoned Figure 3(b) shows the cover lock 600 being moved to the second position, where the cover lock 600 can allow rotation of the cover 500 so that the cover 500 can be opened. there is. When the cover 500 is opened, the user can remove the canister 200 from the housing 101 of the inhaler 10.

Referring to Figures 4 and 5, one side of the cover 500 is rotatably coupled to the housing 101, and the other side is detachably coupled to the housing 101 at a position corresponding to the bottom surface of the canister 200. It can be. The other side of the cover 500 may be disengaged from the housing 101 and one side may be rotated to expose the bottom surface of the canister 200 to the outside. The rotation of one side of the cover 500 can be controlled by the cover lock 600 as described above.

Additionally, the cover lock 600 may first open the relief valve 700 before allowing the cover 500 to rotate.

Referring again to FIGS. 4 and 5 , the relief valve 700 of the inhaler 10 according to one embodiment may be installed in the reservoir 103 while being spaced apart from one side of the canister 200. This relief valve 700 may be operated to open or close so that the reservoir 103 is in communication with the outside or blocked from the outside.

For example, the relief valve 700 may be opened by the relief bar 800 that is raised when the cover lock 600 is in the second position.

Specifically, the inhaler 10 according to one embodiment may further include a relief bar 800 with one end coupled to the relief valve 700 and the other end extending toward the cover lock 600. The relief bar 800 may be located between the cover 500 and the cover lock 600.

The relief bar 800 may open the relief valve 700 while moving in the second direction and close the relief valve 700 while returning to its original position.

The movement of the relief bar 800 can be controlled by the cover lock 600.

As shown in FIG. 4 , when the cover lock 600 is in the first position, the relief bar 800 does not rise, and the relief valve 700 may remain closed. On the other hand, as shown in FIG. 5, when the cover lock 600 is in the second position, the relief bar 800 is raised by the cover lock 600, and the relief valve 700 may be opened.

The cover lock 600 of the inhaler 10 according to one embodiment may include a first locking member 610 and a second locking member 620.

The first locking member 610 can slide on the second surface of the housing 101.

The second locking member 620 may extend from the first locking member 610 toward the first surface of the housing 101. The second locking member 620 may push the other end of the relief bar 800 toward the first surface of the housing 101 when the first locking member 610 moves from the first position to the second position.

Specifically, one end of the second locking member 620 is fixed to the first locking member 610, and the other end of the second locking member 620 may extend toward the first surface of the housing 101. . An inclined surface 6201 whose height decreases toward the relief bar 800 may be formed at the other end of the second locking member 620.

When the first locking member 610 moves from the first position to the second position, the inclined surface 6201 may gradually move the other end of the relief bar 800 toward the first surface of the housing 101. In this way, when the relief bar 800 rises toward the first surface of the housing 101, the relief valve 700 may be opened. In addition, when the first locking member 610 moves from the second position to the first position, the second locking member 620 including the inclined surface 6201 returns to its original position and the relief bar 800 is attached to the housing 101. It descends toward the second surface, and the relief valve 700 may be closed.

Ultimately, when the first locking member 610 moves from the first position to the second position, the relief valve 700 is opened and the residue of the composition in the reservoir 103 is discharged, and the canister 200 and the housing 101 ) can be removed from. Additionally, when the first locking member 610 is moved back to the first position, the relief valve 700 may be closed.

Meanwhile, when the first locking member 610 is in the first position, the second locking member 620 does not restrict the operation of the lever 300, but when the first locking member 610 is in the second position, the second locking member 620 does not restrict the operation of the lever 300. The second locking member 620 may restrict the operation of the lever 300.

The lever 300 may include a support member 310 and a protruding member 320.

The support member 310 may extend toward the canister 200.

The protruding member 320 may be rotatably coupled to the support member 310 about a rotation axis. The protruding member 320 may have an end formed on one side that protrudes in a radial direction from the rotation axis. The end of the protruding member 320 may be disposed in an erect state toward the first surface of the housing 101.

The other end of the relief bar 800 may be located between the protruding member 320 and the second surface of the housing 101. Additionally, the end of the protruding member 320 may be inclined in a direction away from the canister 200 around the rotation axis.

When the lever 300 is pressed in the first direction, the support member 310 may limit the rotation of the protruding member 320. That is, the protruding member 320 may be restricted from rotating in a direction away from the canister 200 while the end of the protruding member 320 is erected toward the first surface of the housing 101.

Therefore, when the lever 300 is pressed, the protruding member 320 also moves in the first direction and reaches the first position. At this time, the protruding member 320 does not rotate while contacting the relief bar 800, but rather moves toward the relief bar (800). 800) can be pushed up in the second direction.

As described above, the opening or closing operation of the relief valve 700 may be controlled by the lever 300. For example, when the lever 300 is pressed by a user, the lever 300 may control the relief valve 700 to open first and then the canister 200 to open.

In this way, the inhaler 10 according to one embodiment is equipped with a relief valve 700 interlocked with the lever 300 to discharge the remaining gas in the reservoir 103 and suck it into the reservoir 103 from the canister 200. The possible composition can be filled smoothly.

However, the action of the lever 300 on the relief valve 700 can be permitted when the first locking member 610 of the cover lock 600 is in the first position, as described above.

Referring to FIG. 5, when the first locking member 610 of the cover lock 600 is in the second position, the second locking member 620 may interfere with the path in which the lever 300 moves in the first direction. You can. For example, when the first locking member 610 is in the second position, the second locking member 620 may be moved adjacent to the protruding member 320 to block the movement path of the protruding member 320. At the same time, the second locking member 620 raises the relief bar 800, and the lever 300 raises the relief bar 800 to open the relief valve 700 and then raises the canister 200 to open the nozzle 220. ), the cover lock 600 can discharge the residue in the reservoir 103 by opening only the relief valve 700.

As described above, the inhaler 10 according to one embodiment applies a cover lock 600 as a double locking device so that the canister cover 500 can be easily opened and the canister 200 mounted inside can be fired to the outside or released into the composition. This can eliminate the problem of getting the user's hands wet. Additionally, the inhaler 10 according to one embodiment may operate the relief valve 700 when replacing the canister 200 to discharge the remaining medium inside the reservoir 103.

In addition, in the inhaler 10 according to one embodiment, the cover 500 does not open when the cover lock 600 is in the first position, the charging lever 300 can operate normally, and the cover lock 600 is in the first position. When in the second position, only the cover 500 is opened and the charging lever 300 may be caught in the second locking member 620 and may not operate. In addition, when moving the first locking member 610 to the second position, the inclined surface 6201 extending from the second locking member 620 pushes up the relief bar 800 to open the relief valve 700 and open the relief valve 700 in the reservoir. Residue can be discharged.

As described above, the embodiments of the present invention have been described with specific details such as specific components and limited examples and drawings, but this is only provided to facilitate a more general understanding of the present invention, and the present invention is limited to the above embodiments. This does not mean that various modifications and variations can be made from this description by those skilled in the art. For example, the described techniques may be performed in a different order than the described method, and/or components of the described structure, device, etc. may be combined or combined in a form different from the described method, or may be used with other components or equivalents. Appropriate results can be achieved even if replaced or substituted by . Therefore, the spirit of the present invention should not be limited to the described embodiments, and the scope of the patent claims described below as well as all things that are equivalent or equivalent to the scope of the claims will be said to fall within the scope of the spirit of the present invention. .

Claims

A housing having one side, another side opposite the one side, and a plurality of side surfaces connecting the one side and the other side;

a canister replaceably mounted within the housing and containing an inhalable composition;

a reservoir connected to the canister to store the inhalable composition from the canister;

a relief valve installed in the reservoir and operating to open and close the reservoir to the outside; and

a cover on one side rotatably coupled to the housing and on the other side detachably coupled to a position corresponding to the bottom surface of the canister;

Including,

The inhaler wherein the cover is opened so that the canister is removed from the housing after the relief valve is opened.
According to paragraph 1,

Further comprising a cover lock disposed adjacent to one side of the cover,

The inhaler is capable of sliding the cover lock to a first position that limits rotation of the cover or a second position that allows rotation of the cover.
According to paragraph 2,

It further includes a relief bar whose one end is coupled to the relief valve and whose other end extends toward the cover lock,

The relief bar is located between the cover and the cover lock.
According to paragraph 3,

The cover lock is,

a first locking member capable of sliding on the other side of the housing; and

a second locking member extending from the first locking member toward one surface of the housing;

Including,

Inhaler, wherein the relief bar moves toward one surface of the housing when the first locking member moves to the second position.
According to paragraph 4,

The second locking member includes an inclined surface whose height decreases toward the other end of the relief bar,

When the first locking member moves to the second position, the inclined surface moves the other end of the relief bar toward one surface of the housing.
According to paragraph 3,

The relief bar opens the relief valve when moved toward one surface of the housing, and closes the relief valve when returned to its original position.